A storage group is an identifier corresponding to an experiment that Enstore uses as it controls and balances assignment of resources such as tape drives and media. Each storage group (i.e., each experiment) is assigned an area in PNFS.
a collection of disk volumes or a collection of tapes within a system-managed tape library
a set of Exchange Server databases that all share the same transaction log files
A named collection of physical devices to be managed as a single object storage area. You use a storage group to define a category in which to store groups of objects. A storage group is used to limit a storage class. Storage groups are defined during initial installation of a Content Manager system, during customization, or dynamically by a run-time function.
storage group - A collection of mailbox stores and public folder stores that share a set of transaction log files. Exchange manages each storage group with a separate server process.